<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div{
            width: 611px;
            height: 376px;
            background-color:#e8e8e8;
            /*设置背景图片*/
            background-image: url("http://doc.canglaoshi.org/tstore_v1/images/itemCat/study_computer_img1.png");
            /*设置背景图片的尺寸*/
            /*background-size: 318px 319px;*/
            /*禁止重复*/
            background-repeat: no-repeat;
            /*设置背景图片位置*/
            background-position: 90% 50%;
        }
    </style>
</head>
<body>
<div></div>
</body>
</html>